imagehandlingutilities/thumbnailmanager/tmcommon/inc/tmformatobserver.h
branchRCL_3
changeset 5 82749d516180
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/imagehandlingutilities/thumbnailmanager/tmcommon/inc/tmformatobserver.h	Fri Feb 19 23:07:36 2010 +0200
@@ -0,0 +1,104 @@
+/*
+* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  Monitors File system for Format events
+*
+*/
+
+
+#ifndef CTMFORMATOBSERVER_H
+#define CTMFORMATOBSERVER_H
+
+#include <babackup.h>
+#include "f32file.h"
+
+
+/**
+ * Observer interface
+ */
+class MTMFormatObserver
+    {
+public:
+
+    virtual void FormatNotification( TBool aFormat ) = 0;
+    };
+
+/**
+ *  File System monitor class to monitor for format events
+ *
+ *  @lib thumbnailsserver.exe
+ *  @since S60 3.0
+ */
+class CTMFormatObserver: public CBase,
+                         public MBackupOperationObserver
+    {
+
+public:
+
+    /**
+    * Two-phase constructor
+    * @param aObserver observer to the monitor
+    */
+    static CTMFormatObserver* NewL( MTMFormatObserver& aObserver );
+
+    /**
+    * Two-phase constructor
+    * @param aObserver observer to the monitor
+    */
+    static CTMFormatObserver* NewLC( MTMFormatObserver& aObserver );
+
+    /**
+    * Destructor
+    */
+    virtual ~CTMFormatObserver();
+
+public: // New functions
+
+    /**
+    * Polls for the current monitor status
+    * If an event is happening, it will callback the observer of the event
+    */
+    void PollStatus();
+
+protected: // Base Class
+
+    /*
+    * From MBackupOperationObserver
+    * Notifies this class of the backup event.
+    * MMC App will signal a start / end.
+    */
+    void HandleBackupOperationEventL(const TBackupOperationAttributes& aBackupOperationAttributes);
+
+private:
+
+    /**
+    *  C++ constructor
+    *  aObserver observer to this event
+    */
+    CTMFormatObserver ( MTMFormatObserver& aObserver );
+
+    /*
+    * Second phased constructor
+    */
+    void ConstructL();
+
+private: // data
+
+    // not own
+    MTMFormatObserver& iObserver; 
+    
+    CBaBackupSessionWrapper* iBackupSession;
+    
+    };
+
+#endif // CTMFORMATOBSERVER_H